Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2019-18913

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
31/01/2020
Last modified:
24/08/2020

Description

A potential security vulnerability with pre-boot DMA may allow unauthorized UEFI code execution using open-case attacks. This industry-wide issue requires physically accessing internal expansion slots with specialized hardware and software tools to modify UEFI code in memory. This affects HP Intel-based Business PCs that support Microsoft Windows 10 Kernel DMA protection. Affected versions depend on platform (prior to 01.04.02; or prior to 02.04.01; or prior to 02.04.02).

Impact

Vector 3.x
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
6.80
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:hp:elitedesk_800_g5_dm_firmware:*:*:*:*:*:*:*:* 02.04.02 (excluding)
cpe:2.3:h:hp:elitedesk_800_g5_dm:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:elitedesk_800_g5_sff_firmware:*:*:*:*:*:*:*:* 02.04.02 (excluding)
cpe:2.3:h:hp:elitedesk_800_g5_sff:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:elitedesk_800_g5_twr_firmware:*:*:*:*:*:*:*:* 02.04.02 (excluding)
cpe:2.3:h:hp:elitedesk_800_g5_twr:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:eliteone_800_g5_aio_firmware:*:*:*:*:*:*:*:* 02.04.02 (excluding)
cpe:2.3:h:hp:eliteone_800_g5_aio:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:prodesk_400_g5_dm_firmware:*:*:*:*:*:*:*:* 02.04.01 (excluding)
cpe:2.3:h:hp:prodesk_400_g5_dm:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:prodesk_400_g6_mt_firmware:*:*:*:*:*:*:*:* 02.04.01 (excluding)
cpe:2.3:h:hp:prodesk_400_g6_mt:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:prodesk_400_g6_sff_firmware:*:*:*:*:*:*:*:* 02.04.02 (excluding)
cpe:2.3:h:hp:prodesk_400_g6_sff:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:prodesk_480_g6_mt_firmware:*:*:*:*:*:*:*:* 02.04.01 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools